(19)

(11)

EP 4 232 848 A2

(12)

(88) Date of publication A3: 23.06.2022 (43) Date of publication: 30.08.2023 Bulletin 2023/35 (21) Application number: 21798345.1 (22) Date of filing: 20.10.2021

(51) International Patent Classification (IPC):  G01S 19/08(2010.01) G01S 19/21(2010.01) (52) Cooperative Patent Classification (CPC): G01S 19/08; G01S 19/215 (86) International application number: PCT/EP2021/079110 (87) International publication number: WO 2022/084401 (28.04.2022 Gazette 2022/17)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 20.10.2020 EP 20202849 (71) Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. 80686 München (DE)	(72) Inventors: GHIMIRE, Birendra 91058 Erlangen (DE) ALAWIEH, Mohammad 91058 Erlangen (DE) FRANKE, Norbert 91058 Erlangen (DE) LUKCIN, Ivana 91058 Erlangen (DE) VAN DER MERWE, Johannes Rossouw 91058 Erlangen (DE) (74) Representative: Schlenker, Julian et al Schoppe, Zimmermann, Stöckeler Zinkler, Schenk & Partner mbB Patentanwälte Radlkoferstraße 2 81373 München 81373 München (DE)